What would this planet be without rivers, mountains, forests? Very boring. All the above are part of the nature. Among them, rivers are regarded as the blood of the world and they are crucial for our environment and biodiversity. Designed to help with homework and geography study, this papermark features a list of the 10 Longest Rivers in the World.
Some things are the same for millennia but others are constantly changing. The countries and their political borders are one of those things that may fluctuate over time. This Bookmark features a list of 10 Largest Countries in the World at this moment and was designed as an aid when studying social sciences